So its been a gd few weeks nows. Shes ran in, nice n steady 2 start with, dun nearly 3000 miles now been all the way 2 bognor n back and alls gd

.
Shes had a oil change n set the boost and it hasnt miss a beat.
Since then just been tryin to tidy up wires , hoses, jub clips ect,ect...
Next job now is the diff, (apart from the heater matrix that went on holiday lol) its still fucked from the bang.
it drives ok, just bangs when engaiging gears n it wines on cumdown.
Also over say 100 it vibrates the whole car so its proper fucked like lol.
I cud get a bearing kit for it or just get another 1? wot do u think?
Wud any standard sierra diffs b anygd just 4 road use?
thanx